Patented Design battery-powered pepper grinder that turns on automatically when turned upside down * Durable ceramic motor easily grinds peppercorns, salt, and other spices * One cup capacity see-through glass jar makes monitoring spice levels easy and gives you more time in between refills * Seasons accurately with an adjustable ceramic grinding mechanism located on top of the mill to keep your table clean * Mill measures approximately 2 ½ inches in diameter and 8 ¼ inches tall; Weighs 12 ounces; Only requires 4 AAA batteries to operate (not included)